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9 Cards in this Set
- Front
- Back
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Earthquake |
The shaking of earth's surface that occurs when energy stored as pressure in rocks is released quickly. |
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Focus |
The underground point where energy is released during an earthquake. |
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Epicenter |
The point on Earth's surface directly above the focus of an earthquake. |
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Primary wave |
The type of seismic wave that reaches the surface first during an earthquake. |
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Sesmagraph |
A device used to detect earthquake waves. |
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Seismogram |
A record of earthquake waves made by a seismograph |
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Secondary wave |
The type of seismic wave that reaches the surface second during a earthquake. |
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Seismic wave |
A wave of energy released during an earthquake. |
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Surface wave |
A seismic wave that forms where p and s waves reach earth surface |
